US3376625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making fluid pulsation dampeners
Assignee: MAC BEE ENGINEERING Inc
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Filing: 1965-07-19
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Granted: 1968-04-09
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Expires: 1985-07-19
Abstract
No abstract record available.
Inventors
- 👤 Doyle W Mcculloch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:26
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/04; F16L55/045; F16L55/05; F16L55/052; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49394; Y10T29/49805; Y10T29/49826; Y10T29/49879; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/49925; Y10T29/49927
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A METHOD OF MANUFACTURING A PULSATION DAMPER COMPRISING THE STEPS OF: PLACING A HOLLOW FITTING IN ENGAGEMENT WITH EACH END OF A PAIR OF TELESCOPICALLY ARRANGEMENT HOLLOW MEMBERS; FORMING A FLUID-TIGHT SEAL BETWEEN THE OUTER MEMBER OF SAID HOLLOW MEMBERS AND SAID FITTINGS; AND INTRODUCING A PRESSURIZED FLUID INTO THE INTERIOR OF THE INNER HOLLOW MEMBER OF SAID HOLLOW MEMBERS AND BETWEEN SAID INNER HOLLOW MEMBER AND SAID FITTINGS, WHEREBY SAID FLUID ENTERS THE SPACE BETWEEN SAID HOLLOW MEMBERS.
Claim 2
Independent Claim
79 words
A METHOD OF MANUFACTURING A PULSATION DAMPER COMPRISING THE STEPS OF: PLACING A HOLLOW FITTING IN ENGAGEMENT WITH EACH END OF A PAIR OF TELESCOPICALLY ARRANGEMENT HOLLOW MEMBERS; FORMING A FLUID-TIGHT SEAL BETWEEN THE OUTER MEMBER OF SAID HOLLOW MEMBERS AND SAID FITTINGS; AND INTRODUCING A PRESSURIZED FLUID INTO THE INTERIOR OF THE INNER HOLLOW MEMBER OF SAID HOLLOW MEMBERS AND BETWEEN SAID INNER HOLLOW MEMBER AND SAID FITTINGS, WHEREBY SAID FLUID ENTERS THE SPACE BETWEEN SAID HOLLOW MEMBERS.
References Cited (Backward Citations)
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Cited
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Cited
US2261948A
Cited
US2666979A
Cited
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Cited
US2760518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |